* WHAT...Highest gusts up to 30 kts from the north and highest waves around 4 feet expected.
* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI.
* WHEN...From 6 AM to 11 PM EDT Tuesday.
* IMPACTS...Conditions will be hazardous to small craft.